12244504550 has 12 divisors (see below), whose sum is σ = 22774778556. Its totient is φ = 4897801800.

The previous prime is 12244504513. The next prime is 12244504553. The reversal of 12244504550 is 5540544221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12244504553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122444996 + ... + 122445095.

It is an arithmetic number, because the mean of its divisors is an integer number (1897898213).

Almost surely, 2^12244504550 is an apocalyptic number.

12244504550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12244504550 is a deficient number, since it is larger than the sum of its proper divisors (10530274006).

12244504550 is a wasteful number, since it uses less digits than its factorization.

12244504550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244890103 (or 244890098 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 12244504550 in words is "twelve billion, two hundred forty-four million, five hundred four thousand, five hundred fifty".